From: Liu Bo <bo.li.liu@oracle.com>
To: Rich Rauenzahn <rrauenza@gmail.com>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: Two uncorrectable errors across RAID1 at same logical block?
Date: Tue, 7 Oct 2014 10:05:39 +0800 [thread overview]
Message-ID: <20141007020538.GA3187@localhost.localdomain> (raw)
In-Reply-To: <CAG+QAKVPcJPVL-mRsnG0m1NQCRrwaUbYDqKXBCjOnH_5A0ifHg@mail.gmail.com>
On Mon, Oct 06, 2014 at 10:06:52AM -0700, Rich Rauenzahn wrote:
> This fs is across two ssd drives. Am I interpreting this right that the
> same logical block is corrupt on both drives? That seems odd.
>
Yes, they both corrupt somehow.
> How do I map it to a filename?
You may try "btrfs inspect-internal logical-resolve 58464632832 /your_btrfs_mnt"
thanks,
-liubo
>
> $ sudo dmesg --clear
>
> $ dmesg
>
> $ sudo btrfs scrub start -B /
> scrub done for
> 35f0ce3f-0902-47a3-8ad8-86179d1f3e3a
> scrub started at Mon Oct 6 09:51:01 2014 and finished after 325 seconds
> total bytes scrubbed: 114.89GiB with 2 errors
> error details: csum=2
> corrected errors: 0, uncorrectable errors: 2, unverified errors: 0
>
> $ dmesg
> btrfs: bdev /dev/sdg3 errs: wr 0, rd 0, flush 0, corrupt 2, gen 0
> btrfs: unable to fixup (regular) error at logical 58464632832 on dev /dev/sdg3
> btrfs: bdev /dev/sdf3 errs: wr 0, rd 0, flush 0, corrupt 6, gen 0
> btrfs: unable to fixup (regular) error at logical 58464632832 on dev /dev/sdf3
>
> $ uname -a
> Linux hostname 3.10.0-123.8.1.el7.x86_64 #1 SMP Mon Sep 22 19:06:58
> UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
>
> $ btrfs --version
> Btrfs v3.12
>
> $ btrfs fi show
> Btrfs v3.12
>
> $ btrfs fi df /
> Data, RAID1: total=107.07GiB, used=55.47GiB
> System, RAID1: total=32.00MiB, used=16.00KiB
> Metadata, RAID1: total=4.00GiB, used=2.04GiB
> --
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next prev parent reply other threads:[~2014-10-07 2:05 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-06 17:06 Two uncorrectable errors across RAID1 at same logical block? Rich Rauenzahn
2014-10-07 2:05 ` Liu Bo [this message]
2014-10-07 2:18 ` Rich Rauenzahn
2014-10-08 14:20 ` Liu Bo
2014-10-08 16:13 ` Rich Rauenzahn
2014-10-09 7:13 ` Liu Bo
2014-10-09 16:58 ` Rich Rauenzahn
2014-10-11 8:52 ` Liu Bo
2014-10-11 15:11 ` Rich Rauenzahn
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